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Finding the Fourth Proportional to 29,778.35, 44,671.46 and 15,738.93

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Solution

The fourth proportional to 29,778.35, 44,671.46 and 15,738.93 is: 23,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,778.35 : 44,671.46 = 15,738.93 : x
  2. Step 2: Convert to fraction form
    29,778.35/44,671.46 = 15,738.93/x
  3. Step 3: Cross multiply
    29,778.35x = 44,671.46 × 15,738.93
  4. Step 4: Simplify right side
    29,778.35x = 703,080,903.24
  5. Step 5: Solve for x
    x = 703,080,903.24/29,778.35
  6. Step 6: Final answer
    x = 23,610.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.